Home / 1,731,396.80-2,597,095.20-786,612.80

Finding the Fourth Proportional to 1,731,396.80, 2,597,095.20 and 786,612.80

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Solution

The fourth proportional to 1,731,396.80, 2,597,095.20 and 786,612.80 is: 1,179,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,396.80 : 2,597,095.20 = 786,612.80 : x
  2. Step 2: Convert to fraction form
    1,731,396.80/2,597,095.20 = 786,612.80/x
  3. Step 3: Cross multiply
    1,731,396.80x = 2,597,095.20 × 786,612.80
  4. Step 4: Simplify right side
    1,731,396.80x = 2,042,908,327,138.56
  5. Step 5: Solve for x
    x = 2,042,908,327,138.56/1,731,396.80
  6. Step 6: Final answer
    x = 1,179,919.20

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.